There's another category. Those of us who manually did this already, are annoyed we didn't write down all the steps, but are glad to find this posted here.
That is a feature, not a bug. I wish I could find something that would break windows trusted installer from using 25% of my CPU all the time on win 7.
http://www.howtogeek.com/194993/the-windows-store-is-a-cessp...
http://www.itproportal.com/2015/02/23/windows-store-infested...
http://www.zdnet.com/article/how-was-this-windows-store-app-...
They have gotten better (these links are in chronological order), but best practices for individual users and administrators is to disable the windows app store.
If you have any issues with it let me know - we work on it pretty much constantly.